Make note invalid if noteable project is different
Make note invalid if noteable project is different

Closes https://gitlab.com/gitlab-org/gitlab-ce/issues/15577

openwide-java/gitlabhq,mr-dxdy/gitlabhq,LUMC/gitlabhq,axilleas/gitlabhq,stoplightio/gitlabhq,iiet/iiet-git,mr-dxdy/gitlabhq,htve/GitlabForChinese,LUMC/gitlabhq,martijnvermaat/gitlabhq,stoplightio/gitlabhq,openwide-java/gitlabhq,stoplightio/gitlabhq,allysonbarros/gitlabhq,darkrasid/gitlabhq,jirutka/gitlabhq,daiyu/gitlab-zh,mr-dxdy/gitlabhq,jirutka/gitlabhq,t-zuehlsdorff/gitlabhq,icedwater/gitlabhq,shinexiao/gitlabhq,shinexiao/gitlabhq,SVArago/gitlabhq,stoplightio/gitlabhq,allysonbarros/gitlabhq,martijnvermaat/gitlabhq,darkrasid/gitlabhq,darkrasid/gitlabhq,allysonbarros/gitlabhq,t-zuehlsdorff/gitlabhq,jirutka/gitlabhq,htve/GitlabForChinese,Soullivaneuh/gitlabhq,iiet/iiet-git,t-zuehlsdorff/gitlabhq,screenpages/gitlabhq,mr-dxdy/gitlabhq,jirutka/gitlabhq,screenpages/gitlabhq,allysonbarros/gitlabhq,SVArago/gitlabhq,shinexiao/gitlabhq,mmkassem/gitlabhq,daiyu/gitlab-zh,dreampet/gitlab,Soullivaneuh/gitlabhq,mmkassem/gitlabhq,Soullivaneuh/gitlabhq,axilleas/gitlabhq,mmkassem/gitlabhq,dplarson/gitlabhq,axilleas/gitlabhq,t-zuehlsdorff/gitlabhq,screenpages/gitlabhq,mmkassem/gitlabhq,htve/GitlabForChinese,martijnvermaat/gitlabhq,shinexiao/gitlabhq,dplarson/gitlabhq,dreampet/gitlab,SVArago/gitlabhq,icedwater/gitlabhq,iiet/iiet-git,openwide-java/gitlabhq,martijnvermaat/gitlabhq,daiyu/gitlab-zh,openwide-java/gitlabhq,darkrasid/gitlabhq,Soullivaneuh/gitlabhq,dplarson/gitlabhq,dreampet/gitlab,htve/GitlabForChinese,icedwater/gitlabhq,SVArago/gitlabhq,dreampet/gitlab,iiet/iiet-git,daiyu/gitlab-zh,screenpages/gitlabhq,LUMC/gitlabhq,LUMC/gitlabhq,icedwater/gitlabhq,dplarson/gitlabhq,axilleas/gitlabhq